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issue-205: added comments for menu handlers methods. #218

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lash merged 1 commits from konstantinmds/ussd:dev/issue-205 into master 2024-12-27 12:58:01 +01:00
Conversation 0 Commits 1 Files Changed 2 +78 -49
2 changed files with 78 additions and 49 deletions
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2
internal/handlers/handlerservice.go
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@ -116,7 +116,7 @@ func (ls *LocalHandlerService) GetHandler(accountService remote.AccountServiceIn
ls.DbRs.AddLocalFunc("set_voucher", ussdHandlers.SetVoucher) ls.DbRs.AddLocalFunc("set_voucher", ussdHandlers.SetVoucher)
ls.DbRs.AddLocalFunc("get_voucher_details", ussdHandlers.GetVoucherDetails) ls.DbRs.AddLocalFunc("get_voucher_details", ussdHandlers.GetVoucherDetails)
ls.DbRs.AddLocalFunc("reset_valid_pin", ussdHandlers.ResetValidPin) ls.DbRs.AddLocalFunc("reset_valid_pin", ussdHandlers.ResetValidPin)
ls.DbRs.AddLocalFunc("check_pin_mismatch", ussdHandlers.CheckPinMisMatch) ls.DbRs.AddLocalFunc("check_pin_mismatch", ussdHandlers.CheckBlockedNumPinMisMatch)
ls.DbRs.AddLocalFunc("validate_blocked_number", ussdHandlers.ValidateBlockedNumber) ls.DbRs.AddLocalFunc("validate_blocked_number", ussdHandlers.ValidateBlockedNumber)
ls.DbRs.AddLocalFunc("retrieve_blocked_number", ussdHandlers.RetrieveBlockedNumber) ls.DbRs.AddLocalFunc("retrieve_blocked_number", ussdHandlers.RetrieveBlockedNumber)
ls.DbRs.AddLocalFunc("reset_unregistered_number", ussdHandlers.ResetUnregisteredNumber) ls.DbRs.AddLocalFunc("reset_unregistered_number", ussdHandlers.ResetUnregisteredNumber)

125
internal/handlers/ussd/menuhandler.go
View File

@ -39,7 +39,7 @@ const (
pinPattern = `^\d{4}$` pinPattern = `^\d{4}$`
) )
// isValidPIN checks whether the given input is a 4 digit number // checks whether the given input is a 4 digit number
func isValidPIN(pin string) bool { func isValidPIN(pin string) bool {
match, _ := regexp.MatchString(pinPattern, pin) match, _ := regexp.MatchString(pinPattern, pin)
return match return match
@ -69,18 +69,19 @@ func (fm *FlagManager) GetFlag(label string) (uint32, error) {
} }
type Handlers struct { type Handlers struct {
pe *persist.Persister pe *persist.Persister
st *state.State st *state.State
ca cache.Memory ca cache.Memory
userdataStore common.DataStore userdataStore common.DataStore
adminstore *utils.AdminStore adminstore *utils.AdminStore
flagManager *asm.FlagParser flagManager *asm.FlagParser
accountService remote.AccountServiceInterface accountService remote.AccountServiceInterface
prefixDb storage.PrefixDb prefixDb storage.PrefixDb
profile *models.Profile profile *models.Profile
ReplaceSeparatorFunc func(string) string ReplaceSeparatorFunc func(string) string
} }
lash commented 2024-12-18 07:36:50 +01:00
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In godoc, first word in the description of an exported symbol should be the symbol name, e.g. "NewHandlers creates a ..."

In godoc, first word in the description of an exported symbol should be the symbol name, e.g. "NewHandlers creates a ..."
👍 1
// NewHandlers creates a new instance of the Handlers struct with the provided dependencies.
func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, adminstore *utils.AdminStore, accountService remote.AccountServiceInterface, replaceSeparatorFunc func(string) string) (*Handlers, error) { func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, adminstore *utils.AdminStore, accountService remote.AccountServiceInterface, replaceSeparatorFunc func(string) string) (*Handlers, error) {
if userdataStore == nil { if userdataStore == nil {
return nil, fmt.Errorf("cannot create handler with nil userdata store") return nil, fmt.Errorf("cannot create handler with nil userdata store")
@ -94,17 +95,18 @@ func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, adminstore *util
prefixDb := storage.NewSubPrefixDb(userdataStore, prefix) prefixDb := storage.NewSubPrefixDb(userdataStore, prefix)
h := &Handlers{ h := &Handlers{
userdataStore: userDb, userdataStore: userDb,
flagManager: appFlags, flagManager: appFlags,
adminstore: adminstore, adminstore: adminstore,
accountService: accountService, accountService: accountService,
prefixDb: prefixDb, prefixDb: prefixDb,
profile: &models.Profile{Max: 6}, profile: &models.Profile{Max: 6},
ReplaceSeparatorFunc: replaceSeparatorFunc, ReplaceSeparatorFunc: replaceSeparatorFunc,
} }
return h, nil return h, nil
} }
// WithPersister sets persister instance to the handlers.
func (h *Handlers) WithPersister(pe *persist.Persister) *Handlers { func (h *Handlers) WithPersister(pe *persist.Persister) *Handlers {
if h.pe != nil { if h.pe != nil {
panic("persister already set") panic("persister already set")
@ -113,6 +115,7 @@ func (h *Handlers) WithPersister(pe *persist.Persister) *Handlers {
return h return h
} }
// Init initializes the handler for a new session.
func (h *Handlers) Init(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) Init(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var r resource.Result var r resource.Result
if h.pe == nil { if h.pe == nil {
@ -151,7 +154,7 @@ func (h *Handlers) Exit() {
h.pe = nil h.pe = nil
} }
// SetLanguage sets the language across the menu // SetLanguage sets the language across the menu.
func (h *Handlers) SetLanguage(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SetLanguage(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -175,6 +178,7 @@ func (h *Handlers) SetLanguage(ctx context.Context, sym string, input []byte) (r
return res, nil return res, nil
} }
// handles the account creation when no existing account is present for the session and stores associated data in the user data store.
func (h *Handlers) createAccountNoExist(ctx context.Context, sessionId string, res *resource.Result) error { func (h *Handlers) createAccountNoExist(ctx context.Context, sessionId string, res *resource.Result) error {
flag_account_created, _ := h.flagManager.GetFlag("flag_account_created") flag_account_created, _ := h.flagManager.GetFlag("flag_account_created")
r, err := h.accountService.CreateAccount(ctx) r, err := h.accountService.CreateAccount(ctx)
@ -207,9 +211,9 @@ func (h *Handlers) createAccountNoExist(ctx context.Context, sessionId string, r
return nil return nil
} }
// CreateAccount checks if any account exists on the JSON data file, and if not // CreateAccount checks if any account exists on the JSON data file, and if not,
// creates an account on the API, // creates an account on the API,
// sets the default values and flags // sets the default values and flags.
func (h *Handlers) CreateAccount(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) CreateAccount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -233,19 +237,22 @@ func (h *Handlers) CreateAccount(ctx context.Context, sym string, input []byte)
return res, nil return res, nil
} }
lash commented 2024-12-19 09:58:36 +01:00
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@carlos is this correct, as it is only for blocked numbers? If so maybe this should be renamed to reflect this.

@carlos is this correct, as it is only for blocked numbers? If so maybe this should be renamed to reflect this.
carlos commented 2024-12-22 06:18:09 +01:00
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@lash Yeah that's correct. The CheckPinMisMatch checks the temporary PIN(unconfirmed PIN) when trying to reset a blocked number's PIN.

@lash Yeah that's correct. The `CheckPinMisMatch` checks the temporary PIN(unconfirmed PIN) when trying to reset a blocked number's PIN.
func (h *Handlers) CheckPinMisMatch(ctx context.Context, sym string, input []byte) (resource.Result, error) { // CheckBlockedNumPinMisMatch checks if the provided PIN matches a temporary PIN stored for a blocked number.
func (h *Handlers) CheckBlockedNumPinMisMatch(ctx context.Context, sym string, input []byte) (resource.Result, error) {
res := resource.Result{} res := resource.Result{}
flag_pin_mismatch, _ := h.flagManager.GetFlag("flag_pin_mismatch") flag_pin_mismatch, _ := h.flagManager.GetFlag("flag_pin_mismatch")
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
if !ok { if !ok {
return res, fmt.Errorf("missing session") return res, fmt.Errorf("missing session")
} }
// Get blocked number from storage.
store := h.userdataStore store := h.userdataStore
blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER) blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to read blockedNumber entry with", "key", common.DATA_BLOCKED_NUMBER, "error", err) logg.ErrorCtxf(ctx, "failed to read blockedNumber entry with", "key", common.DATA_BLOCKED_NUMBER, "error", err)
return res, err return res, err
} }
// Get temporary PIN for the blocked number.
temporaryPin, err := store.ReadEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE) temporaryPin, err := store.ReadEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE)
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to read temporaryPin entry with", "key", common.DATA_TEMPORARY_VALUE, "error", err) logg.ErrorCtxf(ctx, "failed to read temporaryPin entry with", "key", common.DATA_TEMPORARY_VALUE, "error", err)
@ -259,6 +266,7 @@ func (h *Handlers) CheckPinMisMatch(ctx context.Context, sym string, input []byt
return res, nil return res, nil
} }
// VerifyNewPin checks if a new PIN meets the required format criteria.
func (h *Handlers) VerifyNewPin(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) VerifyNewPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
res := resource.Result{} res := resource.Result{}
_, ok := ctx.Value("SessionId").(string) _, ok := ctx.Value("SessionId").(string)
@ -267,7 +275,7 @@ func (h *Handlers) VerifyNewPin(ctx context.Context, sym string, input []byte) (
} }
flag_valid_pin, _ := h.flagManager.GetFlag("flag_valid_pin") flag_valid_pin, _ := h.flagManager.GetFlag("flag_valid_pin")
pinInput := string(input) pinInput := string(input)
// Validate that the PIN is a 4-digit number // Validate that the PIN is a 4-digit number.
if isValidPIN(pinInput) { if isValidPIN(pinInput) {
res.FlagSet = append(res.FlagSet, flag_valid_pin) res.FlagSet = append(res.FlagSet, flag_valid_pin)
} else { } else {
@ -277,9 +285,9 @@ func (h *Handlers) VerifyNewPin(ctx context.Context, sym string, input []byte) (
return res, nil return res, nil
} }
// SaveTemporaryPin saves the valid PIN input to the DATA_TEMPORARY_VALUE // SaveTemporaryPin saves the valid PIN input to the DATA_TEMPORARY_VALUE,
// during the account creation process // during the account creation process
// and during the change PIN process // and during the change PIN process.
func (h *Handlers) SaveTemporaryPin(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SaveTemporaryPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -292,7 +300,7 @@ func (h *Handlers) SaveTemporaryPin(ctx context.Context, sym string, input []byt
flag_incorrect_pin, _ := h.flagManager.GetFlag("flag_incorrect_pin") flag_incorrect_pin, _ := h.flagManager.GetFlag("flag_incorrect_pin")
accountPIN := string(input) accountPIN := string(input)
// Validate that the PIN is a 4-digit number // Validate that the PIN is a 4-digit number.
if !isValidPIN(accountPIN) { if !isValidPIN(accountPIN) {
res.FlagSet = append(res.FlagSet, flag_incorrect_pin) res.FlagSet = append(res.FlagSet, flag_incorrect_pin)
return res, nil return res, nil
@ -308,6 +316,7 @@ func (h *Handlers) SaveTemporaryPin(ctx context.Context, sym string, input []byt
return res, nil return res, nil
} }
// SaveOthersTemporaryPin allows authorized users to set temporary PINs for blocked numbers.
func (h *Handlers) SaveOthersTemporaryPin(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SaveOthersTemporaryPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -318,12 +327,14 @@ func (h *Handlers) SaveOthersTemporaryPin(ctx context.Context, sym string, input
return res, fmt.Errorf("missing session") return res, fmt.Errorf("missing session")
} }
temporaryPin := string(input) temporaryPin := string(input)
// First, we retrieve the blocked number associated with this session
blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER) blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to read blockedNumber entry with", "key", common.DATA_BLOCKED_NUMBER, "error", err) logg.ErrorCtxf(ctx, "failed to read blockedNumber entry with", "key", common.DATA_BLOCKED_NUMBER, "error", err)
return res, err return res, err
} }
// Then we save the temporary PIN for that blocked number
err = store.WriteEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE, []byte(temporaryPin)) err = store.WriteEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE, []byte(temporaryPin))
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to write temporaryPin entry with", "key", common.DATA_TEMPORARY_VALUE, "value", temporaryPin, "error", err) logg.ErrorCtxf(ctx, "failed to write temporaryPin entry with", "key", common.DATA_TEMPORARY_VALUE, "value", temporaryPin, "error", err)
@ -333,6 +344,7 @@ func (h *Handlers) SaveOthersTemporaryPin(ctx context.Context, sym string, input
return res, nil return res, nil
} }
// ConfirmPinChange validates user's new PIN. If input matches the temporary PIN, saves it as the new account PIN.
func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -352,6 +364,7 @@ func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byt
} else { } else {
res.FlagSet = append(res.FlagSet, flag_pin_mismatch) res.FlagSet = append(res.FlagSet, flag_pin_mismatch)
} }
// If matched, save the confirmed PIN as the new account PIN
err = store.WriteEntry(ctx, sessionId, common.DATA_ACCOUNT_PIN, []byte(temporaryPin)) err = store.WriteEntry(ctx, sessionId, common.DATA_ACCOUNT_PIN, []byte(temporaryPin))
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to write temporaryPin entry with", "key", common.DATA_ACCOUNT_PIN, "value", temporaryPin, "error", err) logg.ErrorCtxf(ctx, "failed to write temporaryPin entry with", "key", common.DATA_ACCOUNT_PIN, "value", temporaryPin, "error", err)
@ -362,7 +375,7 @@ func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byt
// VerifyCreatePin checks whether the confirmation PIN is similar to the temporary PIN // VerifyCreatePin checks whether the confirmation PIN is similar to the temporary PIN
// If similar, it sets the USERFLAG_PIN_SET flag and writes the account PIN allowing the user // If similar, it sets the USERFLAG_PIN_SET flag and writes the account PIN allowing the user
// to access the main menu // to access the main menu.
func (h *Handlers) VerifyCreatePin(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) VerifyCreatePin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -397,7 +410,7 @@ func (h *Handlers) VerifyCreatePin(ctx context.Context, sym string, input []byte
return res, nil return res, nil
} }
// codeFromCtx retrieves language codes from the context that can be used for handling translations // retrieves language codes from the context that can be used for handling translations.
func codeFromCtx(ctx context.Context) string { func codeFromCtx(ctx context.Context) string {
var code string var code string
if ctx.Value("Language") != nil { if ctx.Value("Language") != nil {
@ -731,7 +744,7 @@ func (h *Handlers) ResetIncorrectPin(ctx context.Context, sym string, input []by
return res, nil return res, nil
} }
// Setback sets the flag_back_set flag when the navigation is back // Setback sets the flag_back_set flag when the navigation is back.
func (h *Handlers) SetBack(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SetBack(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
//TODO: //TODO:
@ -744,7 +757,7 @@ func (h *Handlers) SetBack(ctx context.Context, sym string, input []byte) (resou
} }
// CheckAccountStatus queries the API using the TrackingId and sets flags // CheckAccountStatus queries the API using the TrackingId and sets flags
// based on the account status // based on the account status.
func (h *Handlers) CheckAccountStatus(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) CheckAccountStatus(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -784,7 +797,7 @@ func (h *Handlers) CheckAccountStatus(ctx context.Context, sym string, input []b
return res, nil return res, nil
} }
// Quit displays the Thank you message and exits the menu // Quit displays the Thank you message and exits the menu.
func (h *Handlers) Quit(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) Quit(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -799,7 +812,7 @@ func (h *Handlers) Quit(ctx context.Context, sym string, input []byte) (resource
return res, nil return res, nil
} }
// QuitWithHelp displays helpline information then exits the menu // QuitWithHelp displays helpline information then exits the menu.
func (h *Handlers) QuitWithHelp(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) QuitWithHelp(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -814,7 +827,7 @@ func (h *Handlers) QuitWithHelp(ctx context.Context, sym string, input []byte) (
return res, nil return res, nil
} }
// VerifyYob verifies the length of the given input // VerifyYob verifies the length of the given input.
func (h *Handlers) VerifyYob(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) VerifyYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -836,7 +849,7 @@ func (h *Handlers) VerifyYob(ctx context.Context, sym string, input []byte) (res
return res, nil return res, nil
} }
// ResetIncorrectYob resets the incorrect date format flag after a new attempt // ResetIncorrectYob resets the incorrect date format flag after a new attempt.
func (h *Handlers) ResetIncorrectYob(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ResetIncorrectYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -846,7 +859,7 @@ func (h *Handlers) ResetIncorrectYob(ctx context.Context, sym string, input []by
} }
// CheckBalance retrieves the balance of the active voucher and sets // CheckBalance retrieves the balance of the active voucher and sets
// the balance as the result content // the balance as the result content.
func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -896,9 +909,12 @@ func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (
return res, nil return res, nil
} }
// FetchCommunityBalance retrieves and displays the balance for community accounts in user's preferred language.
func (h *Handlers) FetchCommunityBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) FetchCommunityBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
// retrieve the language code from the context
code := codeFromCtx(ctx) code := codeFromCtx(ctx)
// Initialize the localization system with the appropriate translation directory
l := gotext.NewLocale(translationDir, code) l := gotext.NewLocale(translationDir, code)
l.AddDomain("default") l.AddDomain("default")
//TODO: //TODO:
@ -907,6 +923,10 @@ func (h *Handlers) FetchCommunityBalance(ctx context.Context, sym string, input
return res, nil return res, nil
} }
// ResetOthersPin handles the PIN reset process for other users' accounts by:
// 1. Retrieving the blocked phone number from the session
// 2. Fetching the temporary PIN associated with that number
// 3. Updating the account PIN with the temporary PIN
func (h *Handlers) ResetOthersPin(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ResetOthersPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
store := h.userdataStore store := h.userdataStore
@ -932,6 +952,8 @@ func (h *Handlers) ResetOthersPin(ctx context.Context, sym string, input []byte)
return res, nil return res, nil
} }
lash commented 2024-12-19 10:00:35 +01:00
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Can this be more precise please?

Can this be more precise please?
// ResetUnregisteredNumber clears the unregistered number flag in the system,
// indicating that a number's registration status should no longer be marked as unregistered.
func (h *Handlers) ResetUnregisteredNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ResetUnregisteredNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
flag_unregistered_number, _ := h.flagManager.GetFlag("flag_unregistered_number") flag_unregistered_number, _ := h.flagManager.GetFlag("flag_unregistered_number")
@ -939,6 +961,8 @@ func (h *Handlers) ResetUnregisteredNumber(ctx context.Context, sym string, inpu
return res, nil return res, nil
} }
// ValidateBlockedNumber performs validation of phone numbers, specifically for blocked numbers in the system.
// It checks phone number format and verifies registration status.
func (h *Handlers) ValidateBlockedNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ValidateBlockedNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -1067,7 +1091,7 @@ func (h *Handlers) ValidateRecipient(ctx context.Context, sym string, input []by
} }
// TransactionReset resets the previous transaction data (Recipient and Amount) // TransactionReset resets the previous transaction data (Recipient and Amount)
// as well as the invalid flags // as well as the invalid flags.
func (h *Handlers) TransactionReset(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) TransactionReset(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -1120,7 +1144,7 @@ func (h *Handlers) InviteValidRecipient(ctx context.Context, sym string, input [
return res, nil return res, nil
} }
// ResetTransactionAmount resets the transaction amount and invalid flag // ResetTransactionAmount resets the transaction amount and invalid flag.
func (h *Handlers) ResetTransactionAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ResetTransactionAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -1250,7 +1274,7 @@ func (h *Handlers) RetrieveBlockedNumber(ctx context.Context, sym string, input
return res, nil return res, nil
} }
// GetSender returns the sessionId (phoneNumber) // GetSender returns the sessionId (phoneNumber).
func (h *Handlers) GetSender(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetSender(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -1264,7 +1288,7 @@ func (h *Handlers) GetSender(ctx context.Context, sym string, input []byte) (res
return res, nil return res, nil
} }
// GetAmount retrieves the amount from teh Gdbm Db // GetAmount retrieves the amount from teh Gdbm Db.
func (h *Handlers) GetAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -1288,7 +1312,7 @@ func (h *Handlers) GetAmount(ctx context.Context, sym string, input []byte) (res
return res, nil return res, nil
} }
// InitiateTransaction calls the TokenTransfer and returns a confirmation based on the result // InitiateTransaction calls the TokenTransfer and returns a confirmation based on the result.
func (h *Handlers) InitiateTransaction(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) InitiateTransaction(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -1338,6 +1362,8 @@ func (h *Handlers) InitiateTransaction(ctx context.Context, sym string, input []
return res, nil return res, nil
} }
// GetCurrentProfileInfo retrieves specific profile fields based on the current state of the USSD session.
// Uses flag management system to track profile field status and handle menu navigation.
func (h *Handlers) GetCurrentProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetCurrentProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var profileInfo []byte var profileInfo []byte
@ -1357,6 +1383,7 @@ func (h *Handlers) GetCurrentProfileInfo(ctx context.Context, sym string, input
if !ok { if !ok {
return res, fmt.Errorf("missing session") return res, fmt.Errorf("missing session")
} }
// Extract the field name from the state machine position.
sm, _ := h.st.Where() sm, _ := h.st.Where()
parts := strings.SplitN(sm, "_", 2) parts := strings.SplitN(sm, "_", 2)
filename := parts[1] filename := parts[1]
@ -1449,6 +1476,7 @@ func (h *Handlers) GetCurrentProfileInfo(ctx context.Context, sym string, input
return res, nil return res, nil
} }
// GetProfileInfo provides a comprehensive view of a user's profile.
func (h *Handlers) GetProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var defaultValue string var defaultValue string
@ -1517,7 +1545,7 @@ func (h *Handlers) GetProfileInfo(ctx context.Context, sym string, input []byte)
} }
// SetDefaultVoucher retrieves the current vouchers // SetDefaultVoucher retrieves the current vouchers
// and sets the first as the default voucher, if no active voucher is set // and sets the first as the default voucher, if no active voucher is set.
func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
var err error var err error
@ -1602,7 +1630,7 @@ func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []by
} }
// CheckVouchers retrieves the token holdings from the API using the "PublicKey" and stores // CheckVouchers retrieves the token holdings from the API using the "PublicKey" and stores
// them to gdbm // them to gdbm.
func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -1674,7 +1702,7 @@ func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte)
return res, nil return res, nil
} }
// GetVoucherList fetches the list of vouchers and formats them // GetVoucherList fetches the list of vouchers and formats them.
func (h *Handlers) GetVoucherList(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetVoucherList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -1693,7 +1721,7 @@ func (h *Handlers) GetVoucherList(ctx context.Context, sym string, input []byte)
} }
// ViewVoucher retrieves the token holding and balance from the subprefixDB // ViewVoucher retrieves the token holding and balance from the subprefixDB
// and displays it to the user for them to select it // and displays it to the user for them to select it.
func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -1734,7 +1762,7 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
return res, nil return res, nil
} }
// SetVoucher retrieves the temp voucher data and sets it as the active data // SetVoucher retrieves the temp voucher data and sets it as the active data.
func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
@ -1760,7 +1788,7 @@ func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (re
return res, nil return res, nil
} }
// GetVoucherDetails retrieves the voucher details // GetVoucherDetails retrieves the voucher details.
func (h *Handlers) GetVoucherDetails(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetVoucherDetails(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
store := h.userdataStore store := h.userdataStore
@ -1792,7 +1820,7 @@ func (h *Handlers) GetVoucherDetails(ctx context.Context, sym string, input []by
return res, nil return res, nil
} }
// CheckTransactions retrieves the transactions from the API using the "PublicKey" and stores to prefixDb // CheckTransactions retrieves the transactions from the API using the "PublicKey" and stores to prefixDb.
func (h *Handlers) CheckTransactions(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) CheckTransactions(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -1850,7 +1878,7 @@ func (h *Handlers) CheckTransactions(ctx context.Context, sym string, input []by
return res, nil return res, nil
} }
// GetTransactionsList reads the list of transactions from the db and formats them // GetTransactionsList fetches the list of transactions and formats them.
func (h *Handlers) GetTransactionsList(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) GetTransactionsList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -1916,7 +1944,7 @@ func (h *Handlers) GetTransactionsList(ctx context.Context, sym string, input []
} }
// ViewTransactionStatement retrieves the transaction statement // ViewTransactionStatement retrieves the transaction statement
// and displays it to the user // and displays it to the user.
func (h *Handlers) ViewTransactionStatement(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) ViewTransactionStatement(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)
@ -1964,6 +1992,7 @@ func (h *Handlers) ViewTransactionStatement(ctx context.Context, sym string, inp
return res, nil return res, nil
} }
// handles bulk updates of profile information.
func (h *Handlers) insertProfileItems(ctx context.Context, sessionId string, res *resource.Result) error { func (h *Handlers) insertProfileItems(ctx context.Context, sessionId string, res *resource.Result) error {
var err error var err error
store := h.userdataStore store := h.userdataStore
@ -2000,7 +2029,7 @@ func (h *Handlers) insertProfileItems(ctx context.Context, sessionId string, res
return nil return nil
} }
// UpdateAllProfileItems is used to persist all the new profile information and setup the required profile flags // UpdateAllProfileItems is used to persist all the new profile information and setup the required profile flags.
func (h *Handlers) UpdateAllProfileItems(ctx context.Context, sym string, input []byte) (resource.Result, error) { func (h *Handlers) UpdateAllProfileItems(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string) sessionId, ok := ctx.Value("SessionId").(string)